Outdoor blackboard holder



Sept. 26, 1933. W. T. HANDWERK 1,928,422

OUTDOOR BLACKBOARD HOLDER Filed sept. 7, y1952 la /Z /z Patented Sept.2G, 1933 OUTDOOR BLACKBUARD HOLDER Walter T. Handwerk, WashingtonTownship,

. Lehigh County, Pa.

Application September '7, 1932. Serial No. 632,007

1 Claim.

The inventonrelates rto an outdoor blackboard holder to securely fastena slate blackboard to a tree or post. With the accompanying drawing, Ihereby describe the invention:

Fig. 1 is a front View of a blackboard i showing the front View of theoutdoor blackboard holder; Fig. 2 is a side View showing the position ofbraces and supports; Fig. 3 is a` back view showing the rnethody offastening the braces 6.

The lower crosspiece angle iron 3, is fastened to tree or post 12, bylag bolt 7. It passes thru angle iron 3 and thru `Wood frame of blackyboard 2 and into ytree or post 12.

The upperr crosspiece angle iron 4 fastens to tree or post 12 by lagbolt 9. It passes thru angle iron 4, thru Wood frame of blackboard 2 andinto tree or post 12. The crosspiece angle iron 4 has a number of holespunched 13` to facilitate adjusting to crooked or slanting tree or post12.

y The support irons 5 go from the corners of f wood frame of blackboard2, fastened by Inachine bolts 10, down to center of tree or post 12 andis vfastened to tree or post 12. by lag bolt 8. rIfhese supports have anumber of `'ity holes 14 punched at their lower ends to iaci1i tateadjusting to crooked or slanting tree or post l Y The braces 6 arefastened ateach corner of the wood frame of blackboard 2 Vby machine 60bolts lo to the side or back of tree or post 12 by lag bolts 11. l 'f Iclaim:

In combination, a slate blackboard for attachment to a tree or post,having a flat Wooden frame and angle bars against the front and edge ofthe frame both at top and bottom, and fasten,- ing means comprising lagbolts through the bars and frame adapted to extend into the tree orpost, nat support bars secured to the ends of the lower angle bar andcrossed at their free ends and adapted to be securedfto the tree or postto prevent sagging o1 the frame, and flatbrace bars extending from eachcorner of the frame at thertop and bottom, and being secured to theframe by bolts passing through the 'Wooden frame and angle bars, saidbracevbars each bent to ran angle to conform tothe supporting tree'orpost, and adapted to be secured thereto.

WALTER T. HANDWERK.

